Multiple choice

What is the incubation period for a person affected with yellow fever?

  1. 6 days

  2. 7 days

  3. 10 days

  4. 21 days

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Yellow fever has an incubation period of approximately 6 days (range 3-6 days). This relatively short incubation reflects the rapid replication of yellow fever virus after mosquito-borne transmission before symptom onset.